STM32 MCUs Products

Ask questions, find answers, and share insights on STM32 products and their technical features.

cancel
Showing results for 
Search instead for 
Did you mean: 

Forum Posts

Reference manual in machine readable format

Posted on October 19, 2016 at 11:22I was wondering if it is possible to find the data in the programming and references manuals in machine readable format. The basics would be the peripherals, their registers, and their fields, but the list of IRQns...

unicycle by Associate III
  • 428 Views
  • 2 replies
  • 0 kudos

Mistake in stm32f30x_gpio.h - V1.2.3

Posted on October 20, 2016 at 12:57Hello, there�s a mistake in the line 270 &sharpdefine GPIO_AF_2            ((uint8_t)0x02) /* COMP1_OUT, TIM1, TIM2, TIM3, TIM4, TIM8, TIM15, TIM16 */ The GPIO_AF_2 is NOT working for the TIM2, at least in the st...

airanzo by Associate II
  • 497 Views
  • 1 replies
  • 0 kudos

STM32L476 SAI frame synchronization is incorrect swapped left right if HAL_SAI_Transmit_DMA is called 4 us after rising edge of WS

Posted on October 20, 2016 at 11:45 Hi All, I have an STM32L476RE connected to an audio codec. The audio codec is the master.SAI1_Block_Ais configured asSAI_MODESLAVE_TX,SAI_ASYNCHRONOUS,SAI_I2S_STANDARD,SAI_PROTOCOL_DATASIZE_16BIT,SAI_ST...

Ethernet receive failed

Posted on August 17, 2016 at 12:22Hi,I'm working on nucleo-f767zi with ethernet communication (LwIP stack).At startup (power-up or reset), randomly, the Ethernet module does not receive any frame.In other startup, it works fine.When it doesn't work,...

Send and receive simultaneously USART

Posted on October 19, 2016 at 19:35 Here is my code: #include < stdio.h > #include < string.h > #include ''stm32f10x_gpio.h'' #include ''stm32f10x_rcc.h'' #include ''stm32f10x_usart.h'' //############################## volatile unsigned c...

parisa by Senior
  • 697 Views
  • 6 replies
  • 0 kudos

STM32L151VB, where to set ADCCLK frequency?

Posted on October 19, 2016 at 19:34Where do I set the ADCCLK frequency?The ref manual says: The ADCCLK clock is provided by the clock controller. It is generated from the HSI oscillator after a clock divider:But I can't find where to set the divider...

sima2 by Associate III
  • 355 Views
  • 1 replies
  • 0 kudos

Frame Buffer on external SDRAM

Posted on October 17, 2016 at 21:16Hi all, I'm developing a board that will host a 7'' to 10'' tft screen. The cpu on the board is a STM32F429. To store the data (frames) that the controller will puts on display I need to set up the system to use an...

How to disable internal PU/PD resistor in stm32

Posted on October 19, 2016 at 16:39Hi everybody, I just connected one resistor in pin PA3 of stm32f091 to read value of a voltage divider. But when i connected this, my tension is down. I know there are pull up and pull down internal resistor about ...

samir2 by Associate II
  • 860 Views
  • 2 replies
  • 0 kudos